What of the Following Factors Cause a Reduction in the Pulmonary

question 33

Multiple Choice

What of the following factors cause a reduction in the pulmonary vascular resistance following the first breath?
I.Increased alveolar pressure of oxygen
II.Removal of lung fluid which reduces pressure on pulmonary vessels
III.Increase in lung volumewhich widens the caliber of extralveolar vessels

• A) I, II, and III
• B) I and II only
• C) I only
• D) II and III only

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Definitions:

Electrical Activity

The movement of electrical charges or signals, which is fundamental to the functioning processes in the nervous system and muscles.

MEG

Magnetoencephalography, a non-invasive imaging technique used to measure the magnetic fields produced by neuronal activity in the brain.

Magnetic Fields

An area surrounding a magnetic substance or a moving charged particle where magnetic forces are exerted.

Natural Electrical Activity

The spontaneous electrical signals generated by neurons and other excitable cells as part of their normal physiological functions.